102878540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 241920000

約数和(自身を除く): 139041460

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 79, 92, 95, 115, 149, 158, 190, 230, 298, 316, 380, 395, 437, 460, 596, 745, 790, 874, 1490, 1501, 1580, 1748, 1817, 2185, 2831, 2980, 3002, 3427, 3634, 4370, 5662, 6004, 6854, 7268, 7505, 8740, 9085, 11324, 11771, 13708, 14155, 15010, 17135, 18170, 23542, 28310, 30020, 34270, 34523, 36340, 47084, 56620, 58855, 65113, 68540, 69046, 117710, 130226, 138092, 172615, 223649, 235420, 260452, 270733, 325565, 345230, 447298, 541466, 651130, 690460, 894596, 1082932, 1118245, 1302260, 1353665, 2236490, 2707330, 4472980, 5143927, 5414660, 10287854, 20575708, 25719635, 51439270, 102878540]

約数ペア:

[(1, 102878540), (2, 51439270), (4, 25719635), (5, 20575708), (10, 10287854), (19, 5414660), (20, 5143927), (23, 4472980), (38, 2707330), (46, 2236490), (76, 1353665), (79, 1302260), (92, 1118245), (95, 1082932), (115, 894596), (149, 690460), (158, 651130), (190, 541466), (230, 447298), (298, 345230), (316, 325565), (380, 270733), (395, 260452), (437, 235420), (460, 223649), (596, 172615), (745, 138092), (790, 130226), (874, 117710), (1490, 69046), (1501, 68540), (1580, 65113), (1748, 58855), (1817, 56620), (2185, 47084), (2831, 36340), (2980, 34523), (3002, 34270), (3427, 30020), (3634, 28310), (4370, 23542), (5662, 18170), (6004, 17135), (6854, 15010), (7268, 14155), (7505, 13708), (8740, 11771), (9085, 11324)]